Semiconductor Optoelectronics, Volume. 46, Issue 4, 659(2025)

High-Sensitivity Strain Sensor Based on a Serrated Fiber Mach-Zehnder Interferometer with Virtual Vernier Effect

CHEN Liping and WEI Yong
Author Affiliations
  • Chongqing Three Gorges University, Faculty of Electronic and Information Engineering, Chongqing 404000, CHN
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    References(13)

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    [3] [3] Tang Y, Wang C, Ruan S, et al. Virtual Vernier effect-based high sensitivity optical fiber humidity sensor[C]//2021 19th International Conference on Optical Communications and Networks, 2021: 1-3.

    [4] [4] Yang P, Jiang S, Wang Z, et al. Tunable sensitivity microfiber Sagnac loop based on a virtual reference arm for microdisplacement detection[J]. Optical Fiber Technology, 2023, 79: 103344.

    [5] [5] Zhang F, Qi B, Su B, et al. High sensitivity hollow-core fiber strain sensor based on signal processing assisted vernier effect[J]. IEEE Photonics Technology Letters, 2022, 34(19): 1050-1053.

    [6] [6] Bei G, Wei T, Ma H, et al. Combination of virtual optical vernier method and peak position recognition without envelope fitting: a general method for sensor sensitivity enhancement[J]. Journal of Lightwave Technology, 2024, 43(7): 3292-3299.

    [7] [7] Zhao Y, Chen M Q, Peng Y. Tapered hollow-core fiber air-microbubble fabry–perot interferometer for high sensitivity strain measurement[J]. Advanced Materials Interfaces, 2018, 5(21): 1800886.

    [8] [8] Andre R M, Biazoli C R, Silva S O, et al. Strain-temperature discrimination using multimode interference in tapered fiber[J]. IEEE Photonics Technology Letters, 2012, 25(2): 155-158.

    [10] [10] Li X, Chen J, Wang S, et al. An S-shaped core M-Z interferometer induced by arc-discharging for strain sensing[J]. Photonics, 2024, 11(9): 816.

    [11] [11] Tian J, Li Z, Sun Y, et al. High-sensitivity fiber-optic strain sensor based on the vernier effect and separated fabry–perot interferometers[J]. Journal of Lightwave Technology, 2019, 37(21): 5609-5618.

    [12] [12] Zhang H, Zhang M, Kang J, et al. High sensitivity fiber-optic strain sensor based on modified microfiber-assisted open-cavity Mach-Zehnder interferometer[J]. Journal of Lightwave Technology, 2021, 39(13): 4556-4563.

    [14] [14] Zornoza A, Flores-Bravo J A, Zubia J, et al. Sensitivity magnification of an interferometric optical fiber sensor with a length-linked virtual reference[J]. Optics & Laser Technology, 2023, 167: 109819.

    [15] [15] Wu Y, Xia L, Li W, et al. Highly sensitive fabry–perot demodulation based on coarse wavelength sampling and vernier effect[J]. IEEE Photonics Technology Letters, 2019, 31(6): 487-490.

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    CHEN Liping, WEI Yong. High-Sensitivity Strain Sensor Based on a Serrated Fiber Mach-Zehnder Interferometer with Virtual Vernier Effect[J]. Semiconductor Optoelectronics, 2025, 46(4): 659

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    Paper Information

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    Received: Apr. 27, 2025

    Accepted: Sep. 18, 2025

    Published Online: Sep. 18, 2025

    The Author Email:

    DOI:10.16818/j.issn1001-5868.20250427001

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